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Last Post
A multiple solution example
0
Agent Allen
3313
Fri Feb 17, 2006 8:56 pmAgent Allen
Some nice, very hard, Sudoku's
0
Henk
3718
Tue Jan 24, 2006 5:03 pmHenk
QWH, order 30
[ Goto page: 1 , 2 ]
28
dukuso
16433
Sun Dec 18, 2005 5:02 pmgsf
and now the 25*25
[ Goto page: 1 ... 3 , 4 , 5 ]
68
dukuso
27683
Thu Dec 08, 2005 8:53 amdukuso
hardest 16*16
[ Goto page: 1 , 2 ]
21
dukuso
13023
Fri Dec 02, 2005 10:50 amfrisch
sudokus as SAT-instances
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dukuso
2402
Sun Nov 27, 2005 8:43 amdukuso
Wing X (overlapping puzzle, not the solving technique)
0
djape
2283
Sat Nov 26, 2005 9:33 amdjape
Sequential Sudoku "Quest" (with Shapes)
0
djape
2240
Tue Nov 08, 2005 12:13 amdjape
sudoku with 6 constraints
0
dukuso
2466
Mon Oct 17, 2005 11:27 amdukuso
Samurai X (and Killer Sudoku)
0
djape
3123
Wed Oct 05, 2005 6:07 amdjape
New puzzle collections (xy-wing & multi-colors)
1
angusj
3769
Fri Sep 16, 2005 10:13 amkudosu
XY-Wing compendium
4
Nick70
5678
Fri Sep 09, 2005 12:27 pmangusj
list of hard sudokus
6
dukuso
8247
Sun Aug 28, 2005 10:15 ampseudo coup
"Probably Too Hard" by Hirofumi Fujiwara
8
chuckfresno
5454
Sat Aug 20, 2005 2:30 amchuckfresno
Hard puzzle for DXL.
11
jbum
6469
Tue Aug 16, 2005 7:07 amjbum
Interesting puzzle
1
the.sudoku
2776
Fri Aug 12, 2005 9:42 pmchuckfresno
collection of hardest 9*9 sudokus
6
sudobase
5916
Wed Aug 10, 2005 8:01 amdukuso
'Hardest' puzzle from my first run generating a million
2
tilps
3034
Tue Aug 09, 2005 12:03 pmMadOverlord
Swordfish compendium
9
rubylips
6810
Tue Jun 07, 2005 8:22 pmabailes
Puzzle 5 (from Swordfish compendium)
8
Animator
4363
Fri May 20, 2005 9:58 amAMcK
Library books
0
rubylips
2350
Fri Apr 29, 2005 11:31 amrubylips
Difficult Problems
8
Tempbow
4885
Thu Apr 28, 2005 8:01 amrubylips
Further swordfish example
9
rubylips
3649
Tue Apr 26, 2005 7:05 amSimes
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